Hu-Go is a famous emulator of NEC PC Engine console, running on many system.

Changes:

– IRDA Joystick box support
– Add “IRDA joystick” device support for both DB9 Joystick and Atari Paddle
– Add menu for IRDA joystick settings and keys mapping
– Add option to choose between IRDA devices (keyboard such as Targus or joystick using Buzz device)

http://zx81.zx81.free.fr/serendipity/index.php?/archives/365-PSPHUGO-PC-Engine-Emulator-for-PSP-v1.3.1-Irda-Joystick.html